Add a safety net to NetworkSocket::fromFd

Summary: The codemod tooling has demonstrated issues distinguishing between integer and bool overloads, so add a safety net just in case.

Reviewed By: yfeldblum

Differential Revision: D13995489

fbshipit-source-id: 2a853f8c961953d4cdd24256420ecc29cb13c677

folly/net/NetworkSocket.h

@@ -41,6 +41,8 @@ struct NetworkSocket {
   constexpr NetworkSocket() : data(invalid_handle_value) {}
   constexpr explicit NetworkSocket(native_handle_type d) : data(d) {}
 
+  template <typename T>
+  static NetworkSocket fromFd(T) = delete;
   static NetworkSocket fromFd(int fd) {
     return NetworkSocket(
         netops::detail::SocketFileDescriptorMap::fdToSocket(fd));